26 to 50 of 177 Systems Administrator Jobs in the UK

Windows Systems Administrator Windows Server, VMware, Active Directory, AWS EC2 £50,000 - £60,000 2 Days per week in the Southampton office Windows Systems Administrator required to join a leading international Software Business committed to delivering high-performance IT solutions. This is a large operation and will be working within a 24/… production environment with 85% of your time being Windows Server and 15% VMware. As a Windows Systems Administrator you will maintain and contribute to the ongoing reliability, performance and support of the infrastructure. This includes monitoring the operating environments, responding to incidents, problems and helping other teams as necessary. These roles have been created by team expansion … new client wins. Key Responsibilities: Manage and maintain Windows Server environments Be part of a 24/7 production environment of around 30 engineers in this team Support multiple systems or applications of medium to high complexity Manage Mail, DNS, FTP, IIS and Application environments Participate in the On-Call rotation Work with cabling, racking and other tasks in More ❯

Windows Systems Administrator Windows Server, VMware, Active Directory, AWS EC2 £50,000 - £60,000 2 Days per week in the Southampton office Windows Systems Administrator required to join a leading international Software Business committed to delivering high-performance IT solutions. This is a large operation and will be working within a 24/… production environment with 85% of your time being Windows Server and 15% VMware. As a Windows Systems Administrator you will maintain and contribute to the ongoing reliability, performance and support of the infrastructure. This includes monitoring the operating environments, responding to incidents, problems and helping other teams as necessary. These roles have been created by team expansion … new client wins. Key Responsibilities: Manage and maintain Windows Server environments Be part of a 24/7 production environment of around 30 engineers in this team Support multiple systems or applications of medium to high complexity Manage Mail, DNS, FTP, IIS and Application environments Participate in the On-Call rotation Work with cabling, racking and other tasks in More ❯

Windows Systems Administrator Windows Server, VMware, Active Directory, AWS EC2 £50,000 - £60,000 2 Days per week in the Southampton office Windows Systems Administrator required to join a leading international Software Business committed to delivering high-performance IT solutions. This is a large operation and will be working within a 24/… production environment with 85% of your time being Windows Server and 15% VMware. As a Windows Systems Administrator you will maintain and contribute to the ongoing reliability, performance and support of the infrastructure. This includes monitoring the operating environments, responding to incidents, problems and helping other teams as necessary. These roles have been created by team expansion … new client wins. Key Responsibilities: Manage and maintain Windows Server environments Be part of a 24/7 production environment of around 30 engineers in this team Support multiple systems or applications of medium to high complexity Manage Mail, DNS, FTP, IIS and Application environments Participate in the On-Call rotation Work with cabling, racking and other tasks in More ❯

Windows Systems Administrator Windows Server, Active Directory, AWS EC2, VMware £45,000 - £60,000 Night Shift (10pm - 6am) + On Call Rota (Fully remote) Windows Systems Administrator required to join a leading international Software Business committed to delivering high-performance IT solutions. This is a large operation and will be working within a …/7 production environment with 85% of your time being Windows Server and 15% VMware. As a Windows Systems Administrator you will maintain and contribute to the ongoing reliability, performance and support of the infrastructure. This includes monitoring the operating environments, responding to incidents, problems and helping other teams as necessary. These roles have been created by … new client wins. Key Responsibilities: Manage and maintain Windows Server environments Be part of a 24/7 production environment of around 30 engineers in this team Support multiple systems or applications of medium to high complexity Manage Mail, DNS, FTP, IIS and Application environments Participate in the On-Call rotation Work with cabling, racking and other tasks in More ❯

Mid-Level Windows Systems Administrator Windows Server, Active Directory, AWS EC2, VMware £40,000 - £45,000 Night Shift (10pm - 6am) + On Call Rota (Fully remote) Mid-Level Windows Systems Administrator required to join a leading international Software Business committed to delivering high-performance IT solutions. This is a large operation and will be … working within a 24/7 production environment with 85% of your time being Windows Server and 15% VMware. As a Mid-Level Windows Systems Administrator you will maintain and contribute to the ongoing reliability, performance and support of the infrastructure. This includes monitoring the operating environments, responding to incidents, problems and helping other teams as necessary. … new client wins. Key Responsibilities: Manage and maintain Windows Server environments Be part of a 24/7 production environment of around 30 engineers in this team Support multiple systems or applications of medium to high complexity Manage Mail, DNS, FTP, IIS and Application environments Participate in the On-Call rotation Work with cabling, racking and other tasks in More ❯

IT Systems Support Administrator Location : Guildford, Surrey Salary : Salary based on experience PLUS a truly blue chip benefits package including health benefits, a superb annual performance-based bonus and top tier pension. About the Role: Join a well-established technology company in their search for an enthusiastic IT Systems Support Technician. This role is based in … VMware vSphere , Microsoft Exchange (on-prem) , and Cisco networking Knowledge of backup technologies Certifications such as VCP, MCSE, or CCNA are highly valued Familiarity with RHEL or other Linux systems Additional Information Occasional travel required – must hold a valid UK driving licence Opportunity to learn and grow with a forward-thinking team, supporting both technology and energy sectors Apply More ❯

specialist equipment hire. Based in Wakefield, our team powers projects across construction, events, and beyond. We're growing fast, and it's our people-first culture and rock-solid systems that keep us one step ahead. We're now looking for a Group IT Systems Administrator to join our internal IT team. Reporting to the IT … Manager, you'll play a crucial role in keeping our business systems running smoothly and supporting colleagues across the group. This role is well suited for someone who thrives on solving problems, enjoys variety, and wants to be in the room where it happens. What you'll be doing: Providing first-line support across the business - setting up users … resetting passwords, troubleshooting issues, and being the go-to for IT help. Supporting application systems and helping teams optimize the tools they use daily. Writing and troubleshooting SQL queries - a solid working knowledge is essential, though you don't need to be a DBA. Managing core IT infrastructure, including networks, backups, and cloud services (365, Active Directory, Windows Server More ❯

IT Systems Administrator Horsforth Up to £32,000 Your new role We are seeking a reliable and detail-oriented IT Systems Administrator to support and maintain the IT infrastructure for our site. This role is essential in ensuring a stable, secure, and efficient IT environment that supports day-to-day business continuity and production More ❯

System Administrator/Contract role/Initial 6 months/Inside ir35/On site/London/Rate TBD Role Description This is a full-time on-site role for a System Administrator (M365/O365) located in Greater London. The System Administrator will be responsible for managing and maintaining IT infrastructure, including … providing technical support. Daily tasks include system administration, network administration, supporting users, responding to tickets, handling escalations, being a Microsoft SME and ensuring the smooth operation of information technology systems within the organization. Qualifications M365/O365 System Administration and Network Administration skills, and good knowledege of security, SCCM, EUC, Identity Access and SharePoint. Proficiency in Troubleshooting and providing … Technology knowledge and experience Excellent problem-solving and analytical abilities Ability to work independently and collaboratively in a team environment and potentially lead Experience with Windows and Linux operating systems is a plus and all Microsoft services including azure Bachelor's degree in Information Technology, Computer Science, or related field Relevant certifications (e.g., CompTIA Network+, CompTIA Security+, Microsoft Certified More ❯

System Administrator/Contract role/Initial 6 months/Inside ir35/On site/London/Rate TBD Role Description This is a full-time on-site role for a System Administrator (M365/O365) located in Greater London. The System Administrator will be responsible for managing and maintaining IT infrastructure, including … providing technical support. Daily tasks include system administration, network administration, supporting users, responding to tickets, handling escalations, being a Microsoft SME and ensuring the smooth operation of information technology systems within the organization. Qualifications M365/O365 System Administration and Network Administration skills, and good knowledege of security, SCCM, EUC, Identity Access and SharePoint. Proficiency in Troubleshooting and providing … Technology knowledge and experience Excellent problem-solving and analytical abilities Ability to work independently and collaboratively in a team environment and potentially lead Experience with Windows and Linux operating systems is a plus and all Microsoft services including azure Bachelor's degree in Information Technology, Computer Science, or related field Relevant certifications (e.g., CompTIA Network+, CompTIA Security+, Microsoft Certified More ❯

Lead Systems Administrator Annual Salary: £47,243 Location: Taunton Job Type: Full-time, Hybrid We are seeking a highly experienced Lead Systems Administrator with a solid background in technical engineering, systems, and infrastructure. Day-to-day of the role: Provide support and perform system administration tasks for technical systems environments, primarily including … networks, and LAN infrastructure. Lead the design, configuration, development, testing, and deployment of network and application security solutions to meet complex business and user needs. Offer technical support and systems administration for all Cloud platforms in use, including MS Azure, AWS, and Google Cloud. Gather, review, and analyse complex business and user requirements to enable effective solution designs. Provide … expertise and technical input into projects, helping to design systems that are secure, resilient, and functional. Conduct routine monitoring and analysis, including audit log reports evaluation, system and storage utilisation reports, and manage site collection quota settings, escalating potential concerns to Technology Senior Managers. Participate in a 1-week in every 3 on-call rota, handling issues outside of More ❯

Overview We are seeking an experienced and technically skilled Systems Administrator and IT Support Specialist to join a highly collaborative digital learning and support team based in Oxford. This is a key role responsible for maintaining a robust and secure infrastructure that supports large-scale online course delivery, including the administration of a Moodle Virtual Learning Environment … VLE) and related systems. You will lead on the technical administration of Linux-based systems and be the senior technical contact for IT support queries, including tier 3 support for staff and students. In addition to infrastructure responsibilities, you’ll supervise a small IT helpdesk team and play a strategic role in enhancing support operations and researching emerging tools … and technologies to drive innovation in online learning delivery. Some remote working is possible, but regular on-site work in Oxford is essential. Key Responsibilities Systems Administration Manage and maintain Linux (Debian) servers in a virtualised environment, supporting applications such as Moodle, WordPress, and Puppet Oversee the administration of a Moodle VLE including user account management, enrolments, course publishing More ❯

critical services and information that underpin vital national and international operations. Join a team where your work directly contributes to significant public service. Your New Role As a Lead Systems Administrator, you'll step into a pivotal position within the technology division. Your main focus will be leading the delivery and support of business-critical IT services … problem resolution, working with both internal teams and external partners to maintain top-tier service level agreements. This role isn't just about maintenance; it's about proactively optimising systems, engaging with key business stakeholders to shape technology solutions, and driving the strategic development of our client's technical roadmaps. What You'll Need to Succeed Proven expertise in More ❯

critical services and information that underpin vital national and international operations. Join a team where your work directly contributes to significant public service. Your New Role As a Lead Systems Administrator, you'll step into a pivotal position within the technology division. Your main focus will be leading the delivery and support of business-critical IT services … problem resolution, working with both internal teams and external partners to maintain top-tier service level agreements. This role isn't just about maintenance; it's about proactively optimising systems, engaging with key business stakeholders to shape technology solutions, and driving the strategic development of our client's technical roadmaps. What You'll Need to Succeed Proven expertise in More ❯

IT Systems Administrator/End User Support - Full time permanent role - Based in Twickenham, South West London - Salary up to £55,000 plus benefits A large and leading organisation in the South West London area is looking for an IT Systems Administrator to join their IT function. This is a fantastic role with a … well known organisation within the local area. Duties will include being an escalation to the support team and being responsible for: - IT systems troubleshooting - Supporting with IT roadmap strategy - Making recommendations to existing systems and technologies - Supporting Active Directory, DHCP, DNS, LDAP - VMware, Windows Server - Mac and Windows OS support (including MDM) - IT projects - Firewall support - Veeam backup … London area daily and have a background .in providing IT services within a large organisation. In addition, skills with the following will also be required: - Support experience across, servers, systems, networks and infrastructure - Virtual servers and storage - Mobile device management systems - Email platforms - Mac and Windows environments/software More ❯

IT Systems Administrator/End User Support - Full time permanent role - Based in Twickenham, South West London - Salary up to £55,000 plus benefits A large and leading organisation in the South West London area is looking for an IT Systems Administrator to join their IT function. This is a fantastic role with a … well known organisation within the local area. Duties will include being an escalation to the support team and being responsible for: - IT systems troubleshooting - Supporting with IT roadmap strategy - Making recommendations to existing systems and technologies - Supporting Active Directory, DHCP, DNS, LDAP - VMware, Windows Server - Mac and Windows OS support (including MDM) - IT projects - Firewall support - Veeam backup … London area daily and have a background .in providing IT services within a large organisation. In addition, skills with the following will also be required: - Support experience across, servers, systems, networks and infrastructure - Virtual servers and storage - Mobile device management systems - Email platforms - Mac and Windows environments/software More ❯

IT Systems Administrator/End User Support - Full time permanent role - Based in Twickenham, South West London - Salary up to £55,000 plus benefits A large and leading organisation in the South West London area is looking for an IT Systems Administrator to join their IT function. This is a fantastic role with a … well known organisation within the local area. Duties will include being an escalation to the support team and being responsible for: - IT systems troubleshooting - Supporting with IT roadmap strategy - Making recommendations to existing systems and technologies - Supporting Active Directory, DHCP, DNS, LDAP - VMware, Windows Server - Mac and Windows OS support (including MDM) - IT projects - Firewall support - Veeam backup … London area daily and have a background .in providing IT services within a large organisation. In addition, skills with the following will also be required: - Support experience across, servers, systems, networks and infrastructure - Virtual servers and storage - Mobile device management systems - Email platforms - Mac and Windows environments/software More ❯

the London Stock Exchange (EXPN), we employ 22,500 people across 32 countries, with our headquarters in Dublin, Ireland. Learn more at Job Description We are seeking a Senior Systems Administrator to support and diagnose incidents within the Colleague Technology Support group, adhering to established service levels. The role covers server, desktop, laptop, mobile device support, domain More ❯

IT consultancy firm s Service Desk Team, where you will work alongside your colleagues to provide day-to-day support and administration to the company s clients and hosted systems, fielding support calls and proactively engaging with client requests. Applicants should have at least 5 years experience in an IT department or consultancy, with knowledge of basic networking, Microsoft More ❯

- Knowledge and practical experience in VMware virtualization technology. Configure, upgrade, deploy. - Knowledge and practical experience in configuring iSCSI targets for virtualized environments. - Knowledge and experience in Microsoft Server Technologies; Active Directory, Microsoft Exchange. - Knowledge of ITIL IT service management model More ❯

HPC Linux System Administrator - fully remote/work from home £55,000 - £75,000 & health/life/income insurance This is a great opportunity for a Linux System Administrator with experience of high-performance computing to join a leading technical consultancy to help deliver high performance computing (HPC) managed services and projects. Due to significant … typically starting at 13:00 and finishing at 22:00). The role will involve implementing and supporting HPC technologies for a variety of customers on their in-prem systems, and would suit a highly technical individual who also enjoys regular customer interactions. The role would be ideal for someone with the following skills/experience: A BSc/… similar) or scientific programming languages would be beneficial Some experience with HPC Experience with GPFS would be a bonus! Some of the benefits that come with the Linux System Administrator role include: A starting salary of £55k+ Matched pension up to 10% Health insurance Life insurance Income protection 25 days paid holiday, plus banks on top Buy or More ❯

Windows Systems Administrator (IIS) Godalming/WFH to £50k Do you have a strong knowledge of Windows Server? You could be progressing your career in a hands-on role at a successful software house. As a Windows Systems Administrator you'll be an integral part of a small team responsible for the company's … week in four, providing 24/7 cover (you'll get an additional 7% of your base salary pro-rata). About you: You have experience as a Windows Systems Administrator, with a strong knowledge of Windows Server 2019-22 and Windows IIS You have a strong knowledge of backup, recovery and security You have experience of … system issues You have a good knowledge of Networking using TCP stack to diagnose issues You have strong PowerShell scripting skills and believe in automating wherever possible You have systems monitoring experience You have good time management and organisation skills You're collaborative with great communication skills Ideally you will also have some experience with AWS and Docker although More ❯

Job Title: IT System Administrator Location: Warton - We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role Salary: £47,683 What you’ll be doing: Managing the availability and performance of our environment by performing day-to-day maintenance, monitoring for potential issues, and resolving service … Working with external suppliers and providers to design, implement, and manage third-party technology and services Your skills and experiences: Essential Substantial experience installing, configuring, and supporting Linux based systems At least moderate experience of Infrastructure as Code and using tools such as Ansible Desirable A current Red Hat Certified Engineer (RHCE) qualification Moderate experience installing, configuring, and supporting … Windows based systems Moderate knowledge of relational databases and some experience configuring Oracle and supporting developers Moderate knowledge of networking principles and some experience configuring and supporting network infrastructure Moderate experience configuring and supporting a NetBackup server and clients (on Linux and Windows) Moderate experience with containerisation technologies such as Docker and Kubernetes Benefits: As well as a competitive More ❯

decade of expertise, the company proudly serves customers in more than 130 countries worldwide, offering reliable and high-performance hosting solutions. They are currently seeking for skilled Linux System Administrator to join the team. If you would like to learn more about this opportunity, feel free to reach out and apply today! Responsibilities: Configure and maintain Ubuntu based More ❯

Mid-Level System Administrator | Cloud | Hybrid 📍 London (Hybrid working – 3 days in-office) At Reward, we partner with industry leaders like Visa and Experian to deliver cutting-edge fintech and loyalty products. As we grow, we need sharp, curious tech professionals to help power our internal systems — and that’s where you come in. We’re looking … for a Mid-Level System Administrator with a strong foundation in AWS, Azure, and M365, and a passion for solving real tech problems. If you’re equally comfortable rolling up your sleeves to configure laptops or managing cloud infrastructure, we want to hear from you. What you’ll be doing Administer and maintain cloud infrastructure in AWS and … best practices to keep everything running like clockwork Balance independent projects with strong team collaboration What we’re looking for 2–3 years’ experience in a similar IT or SysAdmin role Cloud confidence: hands-on experience with AWS and Azure Proven experience with M365, Intune, and Windows Autopilot Experience using ZenDesk or a similar helpdesk platform Ability to build and More ❯